Enjoy crystal clear, high fidelity Bluetooth audio powered by a vacuum tube audio system. The Hyperion Hybrid Vacuum Tube Speaker System from Knox Gear lets you enjoy your favorite music as if you were live in the front row of a concert! In addition, you can relish in your favorite podcasts, movies, and audio with no deterioration in sound quality. Product Features:3-Way Speaker Vacuum Tube Technology Bluetooth 5.0 & NFC Easy to Use 4” Subwoofer DC In / PC-USB / Aux Input / Phono PortSleek Modern Tech Appeal…The throwback feel is reminiscent of analog days. Enjoy the best of both worlds with the Hyperion hybrid speaker, a true zeitgeist. Advantages of Vacuum Tubes Over TransistorsAnalog vacuum tubes offer substantial improvements to audio quality compared to transistor circuits. They are better equipped to deal with extensive overloads and voltage spikes, with smooth clipping that is more musical than clipping from transistors. Vacuum tubes also allow for a broader range than transistor circuits, which lets you experience a more robust soundscape of lows, mids, and highs. In addition, they can be easily switched out and replaced. Portable Bluetooth SpeakerPerfect as a desktop speaker, home audio system, and exercise motivator. Great for use in your home, dorm room, office, work area, backyard, patio, and by the pool outside. Great Gift IdeaAn excellent gift for audiophiles, music lovers, techy people, gearheads, gadget-oriented guys, and gizmo-loving gals! Includes:Power Adapter 3.5mm Aux Cable Connect via Bluetooth to turntables, computers, cell phones, and all your favorite devices with this all-in-one tube audio system from Knox Gear. | Knox Gear Vacuum Tube Bluetooth 5.0 Speaker System - Hybrid Wireless Bluetooth and NFC Speakers in White